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EP 3 661 769 A1

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(43) Date of publication: 10.06.2020 Bulletin 2020/24 (21) Application number: 18842369.3 (22) Date of filing: 03.08.2018

(51) International Patent Classification (IPC):  B60C 29/06(2006.01) F16K 15/20(2006.01) F16K 24/04(2006.01) B29C 73/16(2006.01) F16K 21/04(2006.01) F16K 17/02(2006.01) (86) International application number: PCT/AU2018/050812 (87) International publication number: WO 2019/023758 (07.02.2019 Gazette 2019/06)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 03.08.2017 AU 2017903070 (71) Applicant: Trydel Research Pty. Ltd. Ferntree Gully, Victoria 3156 (AU)	(72) Inventor: DOWEL, Terence Ferntree Gully Victoria 3156 (AU) (74) Representative: Schiweck Weinzierl Koch Patentanwälte Partnerschaft mbB  Ganghoferstraße 68 B 80339 München 80339 München (DE)